Mutualism- An example of mutualism is between a nut cracker bird and a white pine tree. The nut cracker bird takes seeds from the tree and spreads them around.
Commensalism- An example of commensalism is the owls. The owl lives in the trees but the trees are not harmed.
Parasitism- An example of parasitism is when a tick lives on a deer, the tick may give the deer a disease or cause death.